| 1) Texas Southern | 45.82 (05/05) | 45.82 (05/05) | 46.01 (03/17) | 46.01 (03/17) | 46.28 (03/23) | 46.28 (03/23) | 46.51 (04/22) | 46.51 (04/22) |
| 2) Eastern Illinois | 45.82 (05/11) | 45.82 (05/11) | 46.60 (04/22) | 46.60 (04/22) | 47.18 (04/26) | 47.18 (04/26) | 47.46 (04/15) | 47.46 (04/15) |